998254625 has 32 divisors (see below), whose sum is σ = 1305158400. Its totient is φ = 760848000.

The previous prime is 998254583. The next prime is 998254643. The reversal of 998254625 is 526452899.

It is a de Polignac number, because none of the positive numbers 2^k-998254625 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 951101 + ... + 952149.

It is an arithmetic number, because the mean of its divisors is an integer number (40786200).

Almost surely, 2^998254625 is an apocalyptic number.

It is an amenable number.

998254625 is a deficient number, since it is larger than the sum of its proper divisors (306903775).

998254625 is a wasteful number, since it uses less digits than its factorization.

998254625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418 (or 1408 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 50.

The square root of 998254625 is about 31595.1677476161. The cubic root of 998254625 is about 999.4178695232.

The spelling of 998254625 in words is "nine hundred ninety-eight million, two hundred fifty-four thousand, six hundred twenty-five".